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}

function create_dir { # <dirname>
    typeset dirname="${1}"

    [ ! -d "${dirname}" ] &&  mkdir -p "${dirname}"
    [ -d "${dirname}" ]
    return $?
}

function input_withprompt { # <promptstr>
    typeset promptstr="${1}"
    typeset var=""

    if [ "${BASH_VERSION}" != "" ]; then
        read -p "${promptstr}" var
    else
        read "var?${promptstr}"
    fi
    msg "${var}"
}

function tmpnam { # <prefix
    typeset prefix="${1}"

    # Generate a uniq name in ${TMPDIR} checking for pre-existing files
    typeset tn_name="${TMPDIR:-/tmp}/${prefix}_${USER}"
    typeset tn_postfix="$$"